specs each part is gauge-checked during assembly for correct tolerances under mil-std ... mil-spec ar-15 lower receiver with .250 pivot pins #430-000-514ee stripped a2 ... .9mm diameter hammer/trigger pin holes .250 6.3mm diameter pivot/takedown pin ... tight tolerances all models include bolt and carrier forward assist shell ... mil-spec ar-15/m16 lower receiver with .250 pivot pins varmint 20 barrel ... chambered in .223 remington with flared muzzle no flash hider and ... 1cm long 1-8 twist rate chambered for .223 remington #100-003-951ee varmint upper ... sight forward assist or dust cover assembly a b specs 6061 t6 aluminum mil-spec ... anodized black .250 6.3mm dia pivot pin #100-000-375ee l.a ... machined to final dimensions add the bolt carrier fire-control system and ... .154 3.9mm hammer/trigger pin holes .250 6.3mm pivot/takedown holes #100-003- ...
when seconds count cut for ambidextrous bolt release to allow strong or weak-hand ... .154 3.9mm hammer/trigger pin holes .250 6.3mm pivot/takedown holes p-415 ... from patriot ordnance dpms and remington arms uses standard small-pin ar-15 ... 1g409t95 449.00 .22 lr conversion kit ar-15/m16 fixed ... 138.28 use economical .22 lr ammo to practice more hone critical ... shooting skills drop-in .22 lr conversion system comes fully ... buffer and spring simply replace the bolt and carrier with the conversion unit ... magazine with high-velocity round-nose .22 lr ammo and you re ready to shoot ... for proper function in any milspec .223/5.56mm rifle or carbine every unit is ... feeding follower also acts as a bolt stop after last round is fired ... magazines that are same size as most .223/5.56mm 20-round magazines for shooters ...